Viehbacher Christopher (CIK 0001774478)

Latest company ownership

BIIB - BIOGEN INC.
Role: CEO
Shares held
19,847
Last filed at
Dec 3, 2025
Confidence Score
27.1
2025Q4
Confidence Score History
2025Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 1, 2025 Dec 3, 2025 BIOGEN INC. CEO Sell 20.0 -3,404 -17.15% ✗ $605.2K
Feb 7, 2025 Feb 10, 2025 BIOGEN INC. CEO Sell 20.0 -3,201 -20.00% ✗ $452.5K